thank you for being with us. thank you for being with us. >> take care. captioned by closed captioning services, inc >> shannon: political showdown. game-changer in alaska. after losing the g.o.p. primary, senator lisa murkowski mounts a write-in bid to keep her seat in washington. we'll get reaction from the republican nominee and tea party favorite, joe miller. >>> back home, sarah shourd, an american woman released from iran after more than a year in detention is back in the u.s. today. we'll have a live report. hurricane igor, big waves pound bermuda beaches as the islanders rush to board up windows, fill sandbag and stock up on water and food and supplies. all of this as word the b.p. oil spill is finally oil over to. i'm shannon bream. america's news headquarters from the nation's capitol starts right now. alaska senator lisa murkowski is defending her decision to continue campaigning now as a write-in candidate. there has been a lot of backlash from those in her party this weekend. julie kirtz is following the story and has the latest. >> reporter: